Alert archive / Kentucky / Lake Wind Advisories in 2017

Lake Wind Advisory 3, NWS Jackson, KY

December 13, 20179 counties in Kentucky

NWS Jackson, KY issued this lake wind advisory at Dec 13, 2017, 4:15 AM EST for 9 counties in Kentucky. It took effect at Dec 13, 2017, 11:00 AM EST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Dec 13, 2017, 4:15 AM EST (09:15 UTC)
In effect from
Dec 13, 2017, 11:00 AM EST
Expired
Dec 13, 2017, 5:01 PM EST
In force
6 hr
Issued by
NWS Jackson, KY

Counties Bath County, KY, Laurel County, KY, McCreary County, KY, Menifee County, KY, Morgan County, KY, Pulaski County, KY, Rowan County, KY, Wayne County, KY, Whitley County, KY

The radar

The Jackson,KY radar (KJKL), 65 km from the middle of the area, began a volume at 09:17 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.3 hours before the alert went out and 270 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2017-12-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2017-12-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1913 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 13, 6:29 AM ESTRed Flag WarningJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more15 hr

Nearby

Lake Wind Advisories in Kentucky, 2017Every lake wind advisory in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.